Categories: Trojan

What is “Trojan:Win32/Ekstak.ASES!MTB”?

The Trojan:Win32/Ekstak.ASES!MTB is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Trojan:Win32/Ekstak.ASES!MTB virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Sample contains Overlay data
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Drops a binary and executes it
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Uses Windows utilities to create a scheduled task
  • CAPE detected the embedded win api malware family
  • Yara detections observed in process dumps, payloads or dropped files

How to determine Trojan:Win32/Ekstak.ASES!MTB?


File Info:

name: 3536FB143A06A1618D19.mlwpath: /opt/CAPEv2/storage/binaries/810c069103904dd861329b82da985ff9e26742e39a9169e9546795663e46ece4crc32: 9080CD87md5: 3536fb143a06a1618d198f649559bbd2sha1: 2fb585d45747e63b253587e1d40827cd8394bb76sha256: 810c069103904dd861329b82da985ff9e26742e39a9169e9546795663e46ece4sha512: 737d6954226591f82e765d3781b18e13d62e95a1a1c92a0d8372981fdeb494588d16d467589eb7eba01d4a85a0e696fe9091ad8eb9703d3495930eb819c93fadssdeep: 98304:cgNQdR8i+5mPgPcRP4mN9YjOvHkgFAICxosJd+qGbO/RzaKF//:2dCJ5mPgPcRPcOvRtLFbUtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T1A916331CAA857477EAF145794E16D05E0E9BF4323C76A11E331988BD1F7B7F0A80A70Asha3_384: 82c30ae6c396143108f62cd4322f7deac29d6b8ac810f540b65e83acc3f349e799a9190f6db0f3a94357109b827b4b69ep_bytes: 558bec83c4c453565733c08945f08945timestamp: 2024-01-19 18:02:56

Version Info:

Comments: This installation was built with Inno Setup.CompanyName: FileDescription: HTML to CSV Converter Setup FileVersion: LegalCopyright: ProductName: HTML to CSV Converter ProductVersion: 0.1.1.9 Translation: 0x0000 0x04b0

Trojan:Win32/Ekstak.ASES!MTB also known as:

Bkav W32.AIDetectMalware
Lionic Trojan.Win32.Ekstak.4!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.Generic.34713212
FireEye Trojan.Generic.34713212
Skyhigh BehavesLike.Win32.ObfuscatedPoly.rc
ALYac Trojan.Generic.34713212
Cylance unsafe
K7AntiVirus Trojan ( 005722fe1 )
Alibaba TrojanDropper:Win32/Ekstak.54b085b7
K7GW Trojan ( 005722fe1 )
Symantec Trojan.Gen.MBT
ESET-NOD32 a variant of Win32/TrojanDropper.Agent.SLC
APEX Malicious
Kaspersky Trojan.Win32.Ekstak.avdqy
BitDefender Trojan.Generic.34713212
Avast Other:Malware-gen [Trj]
Tencent Win32.Trojan.Ekstak.Fajl
Sophos Mal/Generic-S
F-Secure Trojan.TR/AD.Nekark.qotqz
VIPRE Trojan.Generic.34713212
TrendMicro TROJ_GEN.R002C0XAP24
Emsisoft Trojan.Generic.34713212 (B)
Ikarus Trojan-Dropper.Win32.Agent
GData Trojan.Generic.34713212
Avira TR/AD.Nekark.qotqz
Varist W32/Agent.TNLQ-8039
Arcabit Trojan.Generic.D211AE7C
ZoneAlarm Trojan.Win32.Ekstak.avdqy
Microsoft Trojan:Win32/Ekstak.ASES!MTB
Cynet Malicious (score: 100)
AhnLab-V3 Trojan/Win.Malware-gen.R632118
McAfee Artemis!3536FB143A06
MAX malware (ai score=85)
Malwarebytes Malware.AI.3626129961
TrendMicro-HouseCall TROJ_GEN.R002C0XAP24
SentinelOne Static AI – Malicious PE
MaxSecure Trojan.Malware.226687820.susgen
Fortinet W32/Agent.SLC!tr
AVG Other:Malware-gen [Trj]
CrowdStrike win/malicious_confidence_100% (W)

How to remove Trojan:Win32/Ekstak.ASES!MTB?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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